题目内容：

Many people are allergic to bees,it is not clear how many deaths are due to allergies and how many
are due to the Africanized bees.请问这句话怎么改错

优质解答

THOUGH many people are allergic to bees, it is not clear how many deaths are due to allergies and how many are due to the Africanized bees.要用though,因为是在把已知的和未知的做对比.当然,另一种表达这种...